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GE 258 CH 2

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
gaes, liquids, and solids   Matter  
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contents of matter, always the same   Mass  
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ability to do work, (has no mass)   Energy  
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stored energy   potential  
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energy in movement   kinetic  
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electrons equal   protron  
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atomic structure: number of protrons, defines the elements   atomic number  
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atomic structure: sum of protons (+) and neutrons   mass numbers  
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mixture: all the same and evenly distributed   solutions  
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mixture: tiny particles suspended in liquid   colloids  
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mixture: different atoms that do not combine   suspensions  
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valence shell electrons are completely transferred   ionic bonding  
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valence shell electrons are shared   covalent bonding  
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electrons are shared equally   non-polar  
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electrons spend more time around one nucleus   polar  
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taste sour   acids  
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donate protons/wants to get rid of (H+)   acids  
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taste bitter   bases  
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feel slippery (soap)   bases  
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proton acceptor   bases  
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fluids that can release and absorb large amounts of hydrogen ions   buffers  
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Created by: evang
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